Bath brush



FIG. 1 is a top plan view of a bath brush showing my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an end view thereof; and,

FIG. 5 is an end view thereof from the end opposing the view of FIG. 4.

The ornamental design for a bath brush, as shown and described.